• 14422 Citations
1982 …2019
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Research Output 1982 2019

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Article
2019
Fundoplication
Outpatients
Ambulatory Surgical Procedures
Inpatients
Morbidity

The effect of gender on operative autonomy in general surgery residents

Procedural Learning and Safety Collaborative, Jan 1 2019, In : Surgery (United States).

Research output: Contribution to journalArticle

Education
Sex Characteristics
Logistic Models
Regression Analysis
Smartphone

The relationship of preoperative versus postoperative hyperglycemia on clinical outcomes after elective colorectal surgery

Chen, E. B., Nooromid, M. J., Helenowski, I. B., Soper, N. J. & Halverson, A. L., Oct 1 2019, In : Surgery (United States). 166, 4, p. 655-662 8 p.

Research output: Contribution to journalArticle

Colorectal Surgery
Hyperglycemia
Odds Ratio
Anastomotic Leak
Acute Kidney Injury
2018
3 Citations (Scopus)

Is the operative autonomy granted to a resident consistent with operative performance quality

Procedural Learning and Safety Collaborative, Sep 1 2018, In : Surgery (United States). 164, 3, p. 566-570 5 p.

Research output: Contribution to journalArticle

Internship and Residency
Surgeons
12 Citations (Scopus)

Relationship of procedural numbers with meaningful procedural autonomy in general surgery residents

Stride, H. P., George, B. C., Williams, R. G., Bohnen, J. D., Eaton, M. J., Schuller, M. C., Zhao, L., Yang, A., Meyerson, S. L., Scully, R., Dunnington, G. L., Torbeck, L., Mullen, J. T., Mandell, S. P., Choti, M., Foley, E., Are, C., Auyang, E., Chipman, J., Choi, J. & 9 others, Meier, A., Smink, D., Terhune, K. P., Wise, P., DaRosa, D., Soper, N. J., Zwischenberger, J. B., Lillemoe, K. & Fryer, J. P., Mar 1 2018, In : Surgery (United States). 163, 3, p. 488-494 7 p.

Research output: Contribution to journalArticle

Herniorrhaphy
Mental Competency
Ventral Hernia
Appendectomy
Colectomy
5 Citations (Scopus)
Choledocholithiasis
Common Bile Duct
Curriculum
Learning
Endoscopic Retrograde Cholangiopancreatography

SSAT Presidential Address 2017 “Passion and the GI Surgeon”

Soper, N. J., Jan 1 2018, In : Journal of Gastrointestinal Surgery. 22, 1

Research output: Contribution to journalArticle

Minimally Invasive Surgical Procedures
Operative Surgical Procedures
Occupations
Surgeons
Surveys and Questionnaires
22 Citations (Scopus)

The 2018 ISDE Achalasia guidelines

Zaninotto, G., Bennett, C., Boeckxstaens, G., Costantini, M., Ferguson, M. K., Pandolfino, J. E., Patti, M. G., Ribeiro, U., Richter, J., Swanstrom, L., Tack, J., Triadafilopoulos, G., Markar, S. R., Salvador, R., Faccio, L., Andreollo, N. A., Cecconello, I., Costamagna, G., Da Rocha, J. R. M., Hungness, E. & 36 others, Fisichella, P. M., Fuchs, K. H., Gockel, I., Gurski, R., Gyawali, C. P., Herbella, F. A. M., Holloway, R. H., Hongo, M., Jobe, B. A., Kahrilas, P. J., Katzka, D. A., Dua, K. S., Liu, D., Moonen, A., Nasi, A., Pasricha, P. J., Penagini, R., Perretta, S., Sallum, R. A. A., Sarnelli, G., Savarino, E., Schlottmann, F., Sifrim, D., Soper, N. J., Tatum, R. P., Vaezi, M. F., Van Herwaarden-Lindeboom, M., Vanuytsel, T., Vela, M. F., Watson, D. I., Zerbib, F., Gittens, S., Pontillo, C., Vermigli, S., Inama, D. & Low, D. E., Sep 1 2018, In : Diseases of the Esophagus. 31, 9

Research output: Contribution to journalArticle

Esophageal Achalasia
Guidelines
Patient Advocacy
Peristalsis
Lower Esophageal Sphincter
3 Citations (Scopus)

The NOVEL trial: natural orifice versus laparoscopic cholecystectomy—a prospective, randomized evaluation

on behalf of the Natural Orifice Surgery Consortium for Assessment and Research® (NOSCAR®) Clinical Trial Group, May 1 2018, In : Surgical endoscopy. 32, 5, p. 2505-2516 12 p.

Research output: Contribution to journalArticle

Natural Orifice Endoscopic Surgery
Laparoscopic Cholecystectomy
Cholecystectomy
Wounds and Injuries
Randomized Controlled Trials
2017
3 Citations (Scopus)

Advanced GI Surgery Training—a Roadmap for the Future: the White Paper from the SSAT Task Force on Advanced GI Surgery Training

Hutter, M. M., Behrns, K. E., Soper, N. J., Michelassi, F. & On behalf of the SSAT Task Force on Advanced GI Surgery Training, Apr 1 2017, In : Journal of Gastrointestinal Surgery. 21, 4, p. 755-760 6 p.

Research output: Contribution to journalArticle

Advisory Committees
Internship and Residency
Uncertainty
Surgeons
Bariatric Surgery
4 Citations (Scopus)

Laparoscopic Nephrectomy: Initial Case Report

Clayman, R. V., Kavoussi, L. R., Soper, N. J., Dierks, S. M., Meretyk, S., Darcy, M. D., Roemer, F. D., Pingleton, E. D., Thomson, P. G. & Long, S. R., Feb 1 2017, In : Journal of Urology. 197, 2, p. S182-S186

Research output: Contribution to journalArticle

Nephrectomy
Kidney
Neoplasms
5 Citations (Scopus)

Paraesophageal Hernia Repair: Techniques for Success

Cohn, T. D. & Soper, N. J., Jan 1 2017, In : Journal of Laparoendoscopic and Advanced Surgical Techniques. 27, 1, p. 19-23 5 p.

Research output: Contribution to journalArticle

Hiatal Hernia
Herniorrhaphy
Heartburn
Deglutition Disorders
Gastroesophageal Reflux
12 Citations (Scopus)

POEM vs Laparoscopic Heller Myotomy and Fundoplication: Which Is Now the Gold Standard for Treatment of Achalasia?

Patti, M. G., Andolfi, C., Bowers, S. P. & Soper, N. J., Feb 1 2017, In : Journal of Gastrointestinal Surgery. 21, 2, p. 207-214 8 p.

Research output: Contribution to journalArticle

Fundoplication
Esophageal Achalasia
34 Citations (Scopus)

Readiness of US General Surgery Residents for Independent Practice

George, B. C., Bohnen, J. D., Williams, R. G., Meyerson, S. L., Schuller, M. C., Clark, M. J., Meier, A. H., Torbeck, L., Mandell, S. P., Mullen, J. T., Smink, D. S., Scully, R. E., Chipman, J. G., Auyang, E. D., Terhune, K. P., Wise, P. E., Choi, J. N., Foley, E. F., Dimick, J. B., Choti, M. A. & 6 others, Soper, N. J., Lillemoe, K. D., Zwischenberger, J. B., Dunnington, G. L., Darosa, D. A. & Fryer, J. P., Oct 1 2017, In : Annals of surgery. 266, 4, p. 582-594 13 p.

Research output: Contribution to journalArticle

Internship and Residency
Herniorrhaphy
Femoral Hernia
Ventral Hernia
Appendectomy
9 Citations (Scopus)

What factors influence attending surgeon decisions about resident autonomy in the operating room?

Procedural Learning and Safety Collaborative, Dec 1 2017, In : Surgery (United States). 162, 6, p. 1314-1319 6 p.

Research output: Contribution to journalArticle

Operating Rooms
Aptitude
Operative Surgical Procedures
Patient Safety
Surgeons
2016

Esophagogastric junction distensibility measured by a functional lumen imaging probe with incremental gastric myotomy lengths in achalasia

Khoury, R. E., Sternbach, J. M., Teitelbaum, E. N., Soper, N. J. & Hungness, E., May 1 2016, In : Surgical endoscopy. 30, 5, p. 2139-2140 2 p.

Research output: Contribution to journalArticle

Esophagogastric Junction
Esophageal Achalasia
Stomach
10 Citations (Scopus)

Evaluation of the need for routine esophagram after peroral endoscopic myotomy (POEM)

El Khoury, R., Teitelbaum, E. N., Sternbach, J. M., Soper, N. J., Harmath, C., Pandolfino, J. E., Kahrilas, P. J. & Hungness, E., Jul 1 2016, In : Surgical endoscopy. 30, 7, p. 2969-2974 6 p.

Research output: Contribution to journalArticle

Esophageal Perforation
Subcutaneous Emphysema
Esophageal Achalasia
Operating Rooms
Hematoma
8 Citations (Scopus)

High-Resolution Impedance Manometry Metrics of the Esophagogastric Junction for the Assessment of Treatment Response in Achalasia

Carlson, D. A., Lin, Z., Kahrilas, P. J., Sternbach, J., Hungness, E. S., Soper, N. J., Balla, M., Listernick, Z., Tye, M., Ritter, K., Craft, J., Ciolino, J. D. & Pandolfino, J. E., Dec 1 2016, In : American Journal of Gastroenterology. 111, 12, p. 1702-1710 9 p.

Research output: Contribution to journalArticle

Esophagogastric Junction
Esophageal Achalasia
Manometry
Electric Impedance
Pressure
43 Citations (Scopus)
Learning Curve
Esophageal Motility Disorders
Esophageal Achalasia
Gastroesophageal Reflux
Peptic Esophagitis
16 Citations (Scopus)

The effect of incremental distal gastric myotomy lengths on EGJ distensibility during POEM for achalasia

Teitelbaum, E. N., Sternbach, J. M., El Khoury, R., Soper, N. J., Pandolfino, J. E., Kahrilas, P. J., Lin, Z. & Hungness, E., Feb 1 2016, In : Surgical endoscopy. 30, 2, p. 745-750 6 p.

Research output: Contribution to journalArticle

Esophagogastric Junction
Esophageal Achalasia
Stomach
Lower Esophageal Sphincter
Compliance
2015
4 Citations (Scopus)

Calculation of esophagogastric junction vector volume using three-dimensional high-resolution manometry

Nicodème, F., Soper, N. J., Lin, Z., Pandolfino, J. E. & Kahrilas, P. J., Jan 1 2015, In : Diseases of the Esophagus. 28, 7, p. 684-690 7 p.

Research output: Contribution to journalArticle

Esophagogastric Junction
Manometry
Lower Esophageal Sphincter
Supine Position
Gastroesophageal Reflux
13 Citations (Scopus)

Development of quality measures for the care of patients withgastroesophageal reflux disease

Yadlapati, R., Gawron, A. J., Bilimoria, K. Y., Keswani, R. N., Dunbar, K. B., Kahrilas, P. J., Katz, P., Richter, J., Schnoll-Sussman, F., Soper, N. J., Vela, M. F. & Pandolfino, J. E., May 1 2015, In : Clinical Gastroenterology and Hepatology. 13, 5, p. 874-883.e2

Research output: Contribution to journalArticle

Quality of Health Care
Gastroesophageal Reflux
Los Angeles
Guidelines
Esophageal Stenosis
7 Citations (Scopus)

Early esophagram in per-oral endoscopic myotomy (POEM) for Achalasia does not predict long-term outcomes

Sternbach, J. M., El Khoury, R., Teitelbaum, E. N., Soper, N. J., Pandolfino, J. E. & Hungness, E., Jan 1 2015, In : Surgery (United States). 158, 4, p. 1128-1136 9 p.

Research output: Contribution to journalArticle

Esophageal Achalasia
Barium
Treatment Failure
Therapeutics
Databases
70 Citations (Scopus)

Efficacy of transoral fundoplication vs omeprazole for treatment of regurgitation in a randomized controlled trial

Hunter, J. G., Kahrilas, P. J., Bell, R. C. W., Wilson, E. B., Trad, K. S., Dolan, J. P., Perry, K. A., Oelschlager, B. K., Soper, N. J., Snyder, B. E., Burch, M. A., Melvin, W. S., Reavis, K. M., Turgeon, D. G., Hungness, E. & Diggs, B. S., Feb 1 2015, In : Gastroenterology. 148, 2, p. 324-333.e5

Research output: Contribution to journalArticle

Fundoplication
Omeprazole
Randomized Controlled Trials
Gastroesophageal Reflux
Proton Pump Inhibitors
9 Citations (Scopus)

Emerging Techniques in Minimally Invasive Surgery. Pros and Cons

Fisichella, P. M., DeMeester, S. R., Hungness, E., Perretta, S., Soper, N. J., Rosemurgy, A., Torquati, A., Sachdeva, A. K. & Patti, M. G., Jul 19 2015, In : Journal of Gastrointestinal Surgery. 19, 7, p. 1355-1362 8 p.

Research output: Contribution to journalArticle

Minimally Invasive Surgical Procedures
Safety
Esophageal Achalasia
Appendectomy
Gastrointestinal Diseases
47 Citations (Scopus)
Esophagogastric Junction
Esophageal Achalasia
Calibration
Anesthesia
Pressure
17 Citations (Scopus)

Non-operative Management of Symptomatic Cholelithiasis in Pregnancy is Associated with Frequent Hospitalizations

Jorge, A. M., Keswani, R. N., Veerappan, A., Soper, N. J. & Gawron, A. J., Jan 1 2015, In : Journal of Gastrointestinal Surgery. 19, 4, p. 598-603 6 p.

Research output: Contribution to journalArticle

Cholelithiasis
Laparoscopic Cholecystectomy
Hospitalization
Postpartum Period
Pregnancy
11 Citations (Scopus)

Symptom Relief After Laparoscopic Paraesophageal Hernia Repair Without Mesh

El Khoury, R., Ramirez, M., Hungness, E., Soper, N. J. & Patti, M. G., Aug 5 2015, In : Journal of Gastrointestinal Surgery. 19, 11, p. 1938-1942 5 p.

Research output: Contribution to journalArticle

Hiatal Hernia
Herniorrhaphy
Stomach Volvulus
Gastroplasty
Hoarseness
2014
54 Citations (Scopus)
Learning Curve
Surgical Instruments
Esophageal Achalasia
Operative Time
Dilatation
31 Citations (Scopus)
Esophagogastric Junction
Esophageal Achalasia
Fundoplication
17 Citations (Scopus)

A simulator-based resident curriculum for laparoscopic common bile duct exploration

Teitelbaum, E. N., Soper, N. J., Santos, B. F., Rooney, D. M., Patel, P., Nagle, A. P. & Hungness, E., Jan 1 2014, In : Surgery (United States). 156, 4, p. 880-893 14 p., 3835.

Research output: Contribution to journalArticle

Common Bile Duct
Curriculum
Choledocholithiasis
Internship and Residency
12 Citations (Scopus)

Presidential address: Engendering operative autonomy in surgical training

Soper, N. J. & Darosa, D. A., Oct 1 2014, In : Surgery (United States). 156, 4, p. 745-751 7 p., 3825.

Research output: Contribution to journalArticle

Professional Autonomy
Clinical Competence
Internship and Residency
71 Citations (Scopus)
Esophageal Achalasia
Barium
Manometry
Endoscopy
Therapeutics
2013
10 Citations (Scopus)

Acta from the EndoFLIP® symposium

Perretta, S., McAnena, O., Botha, A., Nathanson, L., Swanstrom, L., Soper, N. J., Inoue, H., Ponsky, J., Jobe, B., Marescaux, J. & Dallemagne, B., Dec 1 2013, In : Surgical Innovation. 20, 6, p. 545-552 8 p.

Research output: Contribution to journalArticle

Fundoplication
Esophagogastric Junction
Gastroesophageal Reflux
Electric Impedance
Information Systems
78 Citations (Scopus)

A theory-based model for teaching and assessing residents in the operating room

DaRosa, D., Zwischenberger, J. B., Meyerson, S. L., George, B. C., Teitelbaum, E. N., Soper, N. J. & Fryer, J. P., Jan 1 2013, In : Journal of Surgical Education. 70, 1, p. 24-30 7 p.

Research output: Contribution to journalArticle

Operating Rooms
Teaching
resident
Learning
Education
48 Citations (Scopus)

Comparison of esophagogastric junction distensibility changes during POEM and Heller myotomy using intraoperative FLIP

Teitelbaum, E. N., Boris, L., Arafat, F. O., Nicodème, F., Lin, Z., Kahrilas, P. J., Pandolfino, J. E., Soper, N. J. & Hungness, E., Jan 1 2013, In : Surgical endoscopy. 27, 12, p. 4547-4555 9 p.

Research output: Contribution to journalArticle

Esophagogastric Junction
Fundoplication
Pneumoperitoneum
Dissection
Inhalation Anesthesia
162 Citations (Scopus)
Esophageal Achalasia
Ketorolac
Esophagogastric Junction
Narcotics
Manometry
19 Citations (Scopus)

Delaying Cholecystectomy for Complicated Gallstone Disease in Pregnancy is Associated with Recurrent Postpartum Symptoms

Veerappan, A., Gawron, A. J., Soper, N. J. & Keswani, R. N., Nov 1 2013, In : Journal of Gastrointestinal Surgery. 17, 11, p. 1953-1959 7 p.

Research output: Contribution to journalArticle

Cholecystectomy
Gallstones
Postpartum Period
Pregnancy
Choledocholithiasis
36 Citations (Scopus)

Partial recovery of peristalsis after myotomy for achalasia: More the rule than the exception

Roman, S., Kahrilas, P. J., Mion, F., Nealis, T. B., Soper, N. J., Poncet, G., Nicodème, F., Hungness, E. & Pandolfino, J. E., Feb 1 2013, In : JAMA surgery. 148, 2, p. 157-164 8 p.

Research output: Contribution to journalArticle

Peristalsis
Esophageal Achalasia
Esophagogastric Junction
Pressure
Diffuse Esophageal Spasm
47 Citations (Scopus)
Barium
Esophagogastric Junction
Esophagus
Muscles
122 Citations (Scopus)

Single-incision laparoscopic cholecystectomy is associated with improved cosmesis scoring at the cost of significantly higher hernia rates: 1-year results of a prospective randomized, multicenter, single-blinded trial of traditional multiport laparoscopic cholecystectomy vs single-incision laparoscopic cholecystectomy

Marks, J. M., Phillips, M. S., Tacchino, R., Roberts, K., Onders, R., Denoto, G., Gecelter, G., Rubach, E., Rivas, H., Islam, A., Soper, N. J., Paraskeva, P., Rosemurgy, A., Ross, S. & Shah, S., Jun 1 2013, In : Journal of the American College of Surgeons. 216, 6, p. 1037-1047 11 p.

Research output: Contribution to journalArticle

Laparoscopic Cholecystectomy
Hernia
Biliary Dyskinesia
Colic
Patient Preference
2012
29 Citations (Scopus)

Comparison of short-term outcomes between transvaginal hybrid NOTES cholecystectomy and laparoscopic cholecystectomy

Santos, B. F., Teitelbaum, E. N., Arafat, F. O., Milad, M. P., Soper, N. J. & Hungness, E., Jan 1 2012, In : Surgical endoscopy. 26, 11, p. 3058-3066 9 p.

Research output: Contribution to journalArticle

Natural Orifice Endoscopic Surgery
Laparoscopic Cholecystectomy
Cholecystectomy
Endoscopes
Narcotics
11 Citations (Scopus)

Development and evaluation of a laparoscopic common bile duct exploration simulator and procedural rating scale

Santos, B. F., Reif, T. J., Soper, N. J., Nagle, A. P., Rooney, D. M. & Hungness, E., Jan 1 2012, In : Surgical endoscopy. 26, 9, p. 2403-2415 13 p.

Research output: Contribution to journalArticle

Common Bile Duct
Choledocholithiasis
Operating Rooms
14 Citations (Scopus)

Effects of large hiatal hernias on esophageal peristalsis

Roman, S., Kahrilas, P. J., Kia, L., Luger, D., Soper, N. J. & Pandolfino, J. E., Apr 1 2012, In : Archives of Surgery. 147, 4, p. 352-357 6 p.

Research output: Contribution to journalArticle

Peristalsis
Hiatal Hernia
Hernia
Pressure
Lower Esophageal Sphincter
122 Citations (Scopus)

Intermediate results of a prospective randomized controlled trial of traditional four-port laparoscopic cholecystectomy versus single-incision laparoscopic cholecystectomy

Phillips, M. S., Marks, J. M., Roberts, K., Tacchino, R., Onders, R., DeNoto, G., Rivas, H., Islam, A., Soper, N. J., Gecelter, G., Rubach, E., Paraskeva, P. & Shah, S., Jan 1 2012, In : Surgical endoscopy. 26, 5, p. 1296-1303 8 p.

Research output: Contribution to journalArticle

Laparoscopic Cholecystectomy
Randomized Controlled Trials
Pain
Hernia
Wounds and Injuries
157 Citations (Scopus)

Laparoscopic Dor versus Toupet fundoplication following Heller myotomy for achalasia: Results of a multicenter, prospective, randomized-controlled trial

Rawlings, A., Soper, N. J., Oelschlager, B., Swanstrom, L., Matthews, B. D., Pellegrini, C., Pierce, R. A., Pryor, A., Martin, V., Frisella, M. M., Cassera, M. & Brunt, L. M., Jan 1 2012, In : Surgical endoscopy. 26, 1, p. 18-26 9 p.

Research output: Contribution to journalArticle

Fundoplication
Esophageal Achalasia
Randomized Controlled Trials
Deglutition Disorders
Nonparametric Statistics
62 Citations (Scopus)

Laparoscopic Paraesophageal Hernia Repair: Defining Long-Term Clinical and Anatomic Outcomes

Oelschlager, B. K., Petersen, R. P., Brunt, L. M., Soper, N. J., Sheppard, B. C., Mitsumori, L., Rohrmann, C., Swanstrom, L. L. & Pellegrini, C. A., Mar 1 2012, In : Journal of Gastrointestinal Surgery. 16, 3, p. 453-459 7 p.

Research output: Contribution to journalArticle

Hiatal Hernia
Herniorrhaphy
Recurrence
Hernia
Reoperation
2011
186 Citations (Scopus)

Biologic prosthesis to prevent recurrence after laparoscopic paraesophageal hernia repair: Long-term follow-up from a multicenter, prospective, randomized trial

Oelschlager, B. K., Pellegrini, C. A., Hunter, J. G., Brunt, M. L., Soper, N. J., Sheppard, B. C., Polissar, N. L., Neradilek, M. B., Mitsumori, L. M., Rohrmann, C. A. & Swanstrom, L. L., Jan 1 2011, In : Journal of the American College of Surgeons. 213, 4, p. 461-468 8 p.

Research output: Contribution to journalArticle

Hiatal Hernia
Herniorrhaphy
Diaphragm
Prostheses and Implants
Recurrence
13 Citations (Scopus)

Cholecystectomy: From langenbuch to natural orifice transluminal endoscopic surgery

Soper, N. J., Jul 1 2011, In : World journal of surgery. 35, 7, p. 1422-1427 6 p.

Research output: Contribution to journalArticle

Natural Orifice Endoscopic Surgery
Cholecystectomy
Gallbladder
Cholelithiasis
Laparoscopic Cholecystectomy
28 Citations (Scopus)

Effect of training and instrument type on performance in single-incision laparoscopy: Results of a randomized comparison using a surgical simulator

Santos, B. F., Reif, T. J., Soper, N. J. & Hungness, E., Jan 1 2011, In : Surgical Endoscopy. 25, 12, p. 3798-3804 7 p.

Research output: Contribution to journalArticle

Laparoscopy
Learning Curve
Task Performance and Analysis